Mohamed Kamal, head of group's 'armed wing,' and Yasser Shehata, another leader, fatally shot in a raid on a Cairo apartment used by the leaders as headquarters.
Court's decision is related to the storming of a police station after the Egyptian military forcefully cleared two Brotherhood protest camps, killing hundreds.
Charges include passing state secrets to Qatar during the ousted president's rule.
Rachid Ghannouchi, leader of country's leading Islamic party, talks of a 'Muslim democracy' instead of theocracy, and shows that Arab Spring need not necessarily bring extremist movements to power.
The agreements between Hamas and Egypt also give Egyptian President al-Sissi the ability to influence the rules of the game between Hamas and Israel.
The Islamic Action Front demands a government apology following the accidental raid of the headquarters after it was ‘mixed-up’ with that of an outlawed group.
The authorities gave no reason for the clampdown on the group, which has strong ties with Hamas, says senior Brotherhood member.
King Salman began his political tour last week in Cairo, where the return of the Tiran Straits aroused a political storm in Egypt. Meanwhile, Hamas watches Salman's Turkey visit with bated breath.
The Qatar-funded television network is paying the price for its boldness and support of the Muslim Brotherhood. As it downsizes, it needs to reach a new audience.
As talks in Cairo end, the group pledges nonintervention in Egyptian affairs and says more visits are on the agenda.